00453nam a2200157Ia 4500008004100000020001800041041000800059082001500067100001400082245006600096250001200162260003300174300004500207365001600252700002700268230718s9999    xx            000 0 und d  a9788120323087  aeng  a629.8bWEB  aWebb J.W.  aProgrammable Logic Controllers bPrinciples and Applications   a5th ed.  c1999bPrentice Hall Of India  a460dRef 328 E (6491), Ref 346 I (18335)  cRs.b295.00  aWebb J.W. & Reis R.A.